/ Dictionary / Index E eidetic: Meaning and Definition of Find definitions for: ei•det•ic Pronunciation: (ī-det'ik), [key] — adj. of, pertaining to, or constituting visual imagery vividly experienced and readily reproducible with great accuracy and in great detail. of or pertaining to eidos. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: eidetic (Thesaurus) eider duck eidolon Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language